.poster{display: flex; justify-content: space-between; flex-direction: column; align-items: center; width: 100%; padding-top: 100rpx; height: calc(100vh - 100rpx); background: url('https://www.baixuemianshi.com/zhuanti/form/images/body.jpg') center no-repeat; background-size: cover;}
.poster .infoBox{width: 600rpx; padding: 25rpx; background-color: rgba(255,255,255,.8); border-radius: 15rpx;}
.poster .infoBox h2{color: #000; font-size: 34rpx; margin-bottom: 30rpx; font-weight: bold;text-align: center; padding: 10rpx 0;  background-color: #f56c6c; color: #fff;}
.poster .infoBox h1{font-size: 38rpx; font-weight: bold;text-align: center; margin-bottom: 30rpx;}
.poster .infoBox p{text-align: center; font-size: 26rpx; line-height: 1.5; margin-bottom: 30rpx;}
.poster .infoBox .btnBox{width: 50%; margin: 0 auto;}
.bottom{display: block; width: 100%;}

.logo{display: block; width: 85%; margin: 0 auto;}